ISL Ragnarok (ISL ラグナロク, ISL Ragunaroku?), or ISL Ragnarök, is an island in Gun Gale Online that serves as the grand stage for the free-for-all finals of the 3rd Bullet of Bullets, during which, the 30 finalists are spawned randomly on the island with a distance of at least 1,000 meters among each player.